22277960

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1069}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 50268600

約数和(自身を除く): 27990640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 1069, 2084, 2138, 2605, 4168, 4276, 5210, 5345, 8552, 10420, 10690, 20840, 21380, 42760, 556949, 1113898, 2227796, 2784745, 4455592, 5569490, 11138980, 22277960]

約数ペア:

[(1, 22277960), (2, 11138980), (4, 5569490), (5, 4455592), (8, 2784745), (10, 2227796), (20, 1113898), (40, 556949), (521, 42760), (1042, 21380), (1069, 20840), (2084, 10690), (2138, 10420), (2605, 8552), (4168, 5345), (4276, 5210)]